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tldr/pages.zh/common/whoami.md

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# whoami
> 打印当前有效用户 ID 的用户名。
> 更多信息:<https://www.gnu.org/software/coreutils/manual/html_node/whoami-invocation.html>.
- 显示当前登录用户名:
`whoami`
- 修改用户 ID 后显示当前登录用户名:
`sudo whoami`